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snightshade/AmongUsModule.cs

Created June 9, 2023 23:41
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  1. snightshade created this gist Jun 9, 2023.
    121 changes: 121 additions & 0 deletions AmongUsModule.cs
    View file
    Original file line number Diff line number Diff line change
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    using System;
    using System.Runtime.InteropServices;
    using Dalamud.Game;
    using Dalamud.Logging;
    using FFXIVClientStructs.FFXIV.Component.GUI;
    using ImGuiNET;
    using Stellaron.Impl;
    using Stellaron.Util;
    using Stellaron.Util.Audio;

    namespace Stellaron.Modules.Funny;

    [Module("Among Us", ModuleCategory.Funny, "Plays the amogus sound whenever the story textbox says 'among us'")]
    public unsafe class AmongUsModule : IModule
    {
    private CachedSound amogus;

    public delegate AtkStage* DGetAtkStageSingleton();
    public static DGetAtkStageSingleton GetAtkStageSingleton;

    public AtkUnitBase* TalkUnit;
    public AtkTextNode* TextboxTextNode;

    private bool gotNode;
    private string lastText = "";
    private string triggerPhrase = "among us";

    private bool initedAtk;

    public AmongUsModule()
    {
    amogus = AudioHelper.Instance.CacheFromData("amogus.wav");
    }

    public void InitAtk()
    {
    var getSingletonAddr = Service.SigScanner.ScanText(
    "E8 ?? ?? ?? ?? 41 B8 01 00 00 00 48 8D 15 ?? ?? ?? ?? 48 8B 48 20 E8 ?? ?? ?? ?? 48 8B CF");
    GetAtkStageSingleton = Marshal.GetDelegateForFunctionPointer<DGetAtkStageSingleton>(getSingletonAddr);

    var stage = GetAtkStageSingleton();
    var depthLayerEight = &stage->RaptureAtkUnitManager->AtkUnitManager.DepthLayerEightList;

    PluginLog.Debug("amogus: got atk stage singleton ptr and we didnt crash yet");

    for (var i = 0; i < depthLayerEight->Count; i++)
    {
    var unit = &depthLayerEight->AtkUnitEntries[i];

    var name = Marshal.PtrToStringAnsi(new IntPtr(unit->Name));
    if (name is "Talk")
    {
    PluginLog.Debug($"amogus: found story textbox sig @ {(IntPtr)unit:X}");
    TalkUnit = unit;
    }
    }

    var uld = TalkUnit->UldManager;
    for (int i = 0; i < uld.NodeListCount; i++)
    {
    var node = uld.NodeList[i];
    if (node->NodeID == 3)
    {
    // enable real-time movement of UI node
    node->Flags_2 |= 0x0D;

    TextboxTextNode = (AtkTextNode*)node;
    gotNode = true;
    }
    }

    initedAtk = true;
    }

    public void OnEnable()
    {
    Service.Framework.Update += Update;
    }

    public void OnDisable()
    {
    Service.Framework.Update -= Update;
    }

    private void Update(Framework framework)
    {
    // atk bullshit time

    if (!Service.ClientState.IsLoggedIn)
    return; // we cant do shit if were not logged in, because the textbox wont have loaded

    if (!initedAtk)
    InitAtk();

    if (!gotNode) return; // fuck outta here to avoid crashing

    if ((((AtkResNode*)TextboxTextNode)->Flags & 0x20) == 0)
    return; // fuck outta here, the story textbox is invisible! no need

    var text = TextboxTextNode->NodeText.ToString().Replace("\n", " ");

    if (text.Contains(triggerPhrase) && !lastText.Equals(text))
    {
    TriggerAudio();
    }

    lastText = text;
    }

    public void TriggerAudio()
    {
    AudioHelper.Instance.PlayOneshot(amogus);
    }

    public void DrawUi()
    {
    var phrase = triggerPhrase;
    if (ImGui.InputText("Trigger phrase", ref phrase, 65536))
    triggerPhrase = phrase;
    }
    }